/*
 * Copyright (C) 2015 Karumi.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.karumi.dexter.listener;

/**
 * If a permission was granted, an instance of this class will be returned
 * in the callback.
 */
public final class PermissionGrantedResponse {
    private final PermissionRequest requestedPermission;

    public PermissionGrantedResponse(PermissionRequest requestedPermission) {
        this.requestedPermission = requestedPermission;
    }

    /**
     * Builds a new instance of PermissionGrantedResponse from a given permission string
     * @param permission 权限
     * @return PermissionGrantedResponse
     */
    public static PermissionGrantedResponse from(String permission) {
        return new PermissionGrantedResponse(new PermissionRequest(permission));
    }

    /**
     * 返回权限请求
     * @return PermissionRequest
     */
    public PermissionRequest getRequestedPermission() {
        return requestedPermission;
    }

    /**
     * 返回权限名
     * @return String
     */
    public String getPermissionName() {
        return requestedPermission.getName();
    }

    @Override
    public boolean equals(Object obj) {
        if (this == obj) {
            return true;
        }
        if (obj == null || getClass() != obj.getClass()) {
            return false;
        }
        PermissionGrantedResponse that = (PermissionGrantedResponse) obj;
        return requestedPermission.getName().equals(that.requestedPermission.getName());
    }

    @Override
    public int hashCode() {
        return requestedPermission.getName().hashCode();
    }
}
